docs: async def _start_async_tasks(self):
          """Start asynchronous operations."""
          try:
              self.udisks = await udiskie.udisks2.Daemon.create()
              results = await self._init()
              return 0 if all(results) else 1
          except Exception:
              traceback.print_exc()
              return 1
          finally:
              self.mainloop.quit()